Vulnerability DatabaseCVE-2022-0171
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CVE-2022-0171
August 26, 2022
A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).
Related Resources (7)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6b
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-0171
https://security-tracker.debian.org/tracker/CVE-2022-0171
https://www.debian.org/security/2022/dsa-5257
https://bugzilla.redhat.com/show_bug.cgi?id=2038940
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
https://access.redhat.com/security/cve/CVE-2022-0171
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Removal of Sensitive Information Before Storage or Transfer
CWE-212
Incomplete Cleanup
CWE-459
EPSS
Base Score:
0.04